This is the ScubaPro X-Black BC/BCD with AIR2 V GEN Features: Constructed of a combination of durable 1000 denier and 420 denier nylon for long-term wear. Adjustable cummerbund compensates for suit compression, ensuring a snug fit at varying depths. Non-rotating quick-release shoulder buckles optimize strap routing to maximize fit. Airnet backpack is water-draining and comfortable during long dives. AirFlex system with special bladder delivers enormous buoyant lift capacity. Super Cinch tank buckle system locks the tank in solid for maximum stability at depth. Quick-release integrated weight pouches ditch quickly and easily and secure with buckles. vTwo rear trim pouches allow you to achieve a well-balanced swimming position. Built-in grommets provide attachment points for a knife. Three large zippered pockets and a zippered cummerbund pouch provide lots of cargo-carrying capability. Eight aluminum D-rings, four large and pre-bent, provide convenient clip-on points for extra gear. Available with an AIR2. The front-adjustable X-Black features SCUBAPRO's exclusive AirFlex system (highlighted by the red bungees threaded throughout the BCD) that simplifies buoyancy control and helps guarantee an extremely stable ride at depth. Loaded with convenience and performance features, the X-Black is also one of the most comfortable BCDs available, thanks to its ergonomic cutand huge lift capacity.